<!-- 为ECharts准备一个具备大小（宽高）的Dom -->
<div id="main" style="height:400px"></div>
<!-- ECharts单文件引入 -->
<script src="http://echarts.baidu.com/build/dist/echarts.js"></script>
<script type="text/javascript">
    // 路径配置
    require.config({
        paths: {
            echarts: 'http://echarts.baidu.com/build/dist'
        }
    });
    // 使用
    require(
        [
            'echarts',
            'echarts/chart/bar' // 使用柱状图就加载bar模块，按需加载
        ],
        function (ec) {
            // 基于准备好的dom，初始化echarts图表
            var myChart = ec.init(document.getElementById('main')); 
            /* var option = {
               tooltip: {
               show: true
               },
               legend: {
               data:['销量']
               },
               xAxis : [
               {
               type : 'category',
               data : ["衬衫","羊毛衫","雪纺衫","裤子","高跟鞋","袜子"]
               }
               ],
               yAxis : [
               {
               type : 'value'
               }
               ],
               series : [
               {
               "name":"销量",
               "type":"bar",
               "data":[5, 20, 40, 10, 10, 20]
               }
               ]
               }; */
            // 为echarts对象加载数据 
            myChart.setOption(option); 
        }
    );
</script>